include/net/netns/ipv4.h

   1 /*
   2  * ipv4 in net namespaces
   3  */
   4
   5 #ifndef __NETNS_IPV4_H__
   6 #define __NETNS_IPV4_H__
   7
   8 #include <net/inet_frag.h>
   9
  10 struct tcpm_hash_bucket;
  11 struct ctl_table_header;
  12 struct ipv4_devconf;
  13 struct fib_rules_ops;
  14 struct hlist_head;
  15 struct fib_table;
  16 struct sock;
  17
  18 struct netns_ipv4 {
  19 #ifdef CONFIG_SYSCTL
  20         struct ctl_table_header *forw_hdr;
  21         struct ctl_table_header *frags_hdr;
  22         struct ctl_table_header *ipv4_hdr;
  23         struct ctl_table_header *route_hdr;
  24 #endif
  25         struct ipv4_devconf     *devconf_all;
  26         struct ipv4_devconf     *devconf_dflt;
  27 #ifdef CONFIG_IP_MULTIPLE_TABLES
  28         struct fib_rules_ops    *rules_ops;
  29         bool                    fib_has_custom_rules;
  30         struct fib_table        *fib_local;
  31         struct fib_table        *fib_main;
  32         struct fib_table        *fib_default;
  33 #endif
  34 #ifdef CONFIG_IP_ROUTE_CLASSID
  35         int                     fib_num_tclassid_users;
  36 #endif
  37         struct hlist_head       *fib_table_hash;
  38         struct sock             *fibnl;
  39
  40         struct sock             **icmp_sk;
  41         struct inet_peer_base   *peers;
  42         struct tcpm_hash_bucket *tcp_metrics_hash;
  43         unsigned int            tcp_metrics_hash_log;
  44         struct netns_frags      frags;
  45 #ifdef CONFIG_NETFILTER
  46         struct xt_table         *iptable_filter;
  47         struct xt_table         *iptable_mangle;
  48         struct xt_table         *iptable_raw;
  49         struct xt_table         *arptable_filter;
  50 #ifdef CONFIG_SECURITY
  51         struct xt_table         *iptable_security;
  52 #endif
  53         struct xt_table         *nat_table;
  54 #endif
  55
  56         int sysctl_icmp_echo_ignore_all;
  57         int sysctl_icmp_echo_ignore_broadcasts;
  58         int sysctl_icmp_ignore_bogus_error_responses;
  59         int sysctl_icmp_ratelimit;
  60         int sysctl_icmp_ratemask;
  61         int sysctl_icmp_errors_use_inbound_ifaddr;
  62
  63         unsigned int sysctl_ping_group_range[2];
  64         long sysctl_tcp_mem[3];
  65
  66         atomic_t rt_genid;
  67         atomic_t dev_addr_genid;
  68
  69 #ifdef CONFIG_IP_MROUTE
  70 #ifndef CONFIG_IP_MROUTE_MULTIPLE_TABLES
  71         struct mr_table         *mrt;
  72 #else
  73         struct list_head        mr_tables;
  74         struct fib_rules_ops    *mr_rules_ops;
  75 #endif
  76 #endif
  77 };
  78 #endif